Richard B. Borie, Allen S. Parrish. Improving strategies for handling undefined variables. In Mladen A. Vouk, Douglas S. Reeves, Cherri M. Pancake, editors, Proceedings of the 30th Annual Southeast Regional Conference, 1992, Raleigh, North Carolina, USA, April 8-10, 1992. pages 182-187, ACM, 1992. [doi]
Abstract is missing.